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All results from a given calculation for BH4 (borohydride)

using model chemistry: M06-2X/STO-3G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 2B2
Energy calculated at M06-2X/STO-3G
 hartrees
Energy at 0K-26.777348
Energy at 298.15K-26.779785
HF Energy-26.777348
Nuclear repulsion energy10.454977
The energy at 298.15K was derived from the energy at 0K and an integrated heat capacity that used the calculated vibrational frequencies.
Vibrational Frequencies calculated at M06-2X/STO-3G
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A1 3097 3097 4.08      
2 A1 2501 2501 17.82      
3 A1 1513 1513 21.43      
4 A1 1277 1277 0.78      
5 A2 319 319 0.00      
6 B1 3233 3233 5.70      
7 B1 1233 1233 0.11      
8 B2 2101 2101 219.34      
9 B2 768 768 0.47      

Unscaled Zero Point Vibrational Energy (zpe) 8021.2 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 8021.2 cm-1
See section III.C.1 List or set vibrational scaling factors to change the scale factors used here.
See section III.C.2 Calculate a vibrational scaling factor for a given set of molecules to determine the least squares best scaling factor.
Rotational Constants (cm-1) from geometry optimized at M06-2X/STO-3G
ABC
5.52107 4.46456 3.47987

See section I.F.4 to change rotational constant units
Geometric Data calculated at M06-2X/STO-3G

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
B1 0.000 0.000 0.107
H2 0.000 0.702 -0.939
H3 0.000 -0.702 -0.939
H4 -1.011 0.000 0.672
H5 1.011 0.000 0.672

Atom - Atom Distances (Å)
  B1 H2 H3 H4 H5
B11.25901.25901.15831.1583
H21.25901.40342.02682.0268
H31.25901.40342.02682.0268
H41.15832.02682.02682.0223
H51.15832.02682.02682.0223

picture of borohydride state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
H2 B1 H3 67.747 H2 B1 H4 113.891
H2 B1 H5 113.891 H3 B1 H4 113.891
H3 B1 H5 113.891 H4 B1 H5 121.610
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at M06-2X/STO-3G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 B -0.074      
2 H 0.082      
3 H 0.082      
4 H -0.046      
5 H -0.046      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.000 0.000 -1.364 1.364
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -9.248 0.000 0.000
y 0.000 -7.547 0.000
z 0.000 0.000 -8.069
Traceless
 xyz
x -1.440 0.000 0.000
y 0.000 1.112 0.000
z 0.000 0.000 0.328
Polar
3z2-r20.656
x2-y2-1.701
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 0.896 0.000 0.000
y 0.000 1.312 0.000
z 0.000 0.000 1.251


<r2> (average value of r2) Å2
<r2> 10.927
(<r2>)1/2 3.306